From: leroy christophe <christophe.leroy@c-s.fr>
To: Scott Wood <scottwood@freescale.com>
Cc: Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powerpc 8xx: Fixing issue with CONFIG_PIN_TLB
Date: Thu, 12 Sep 2013 07:57:26 +0200 [thread overview]
Message-ID: <523157C6.4010404@c-s.fr> (raw)
In-Reply-To: <1378944911.4066.12.camel@pasglop>
Le 12/09/2013 02:15, Benjamin Herrenschmidt a écrit :
> On Wed, 2013-09-11 at 17:36 -0500, Scott Wood wrote:
>> I wonder why we don't start from entry 31 so we can actually make use of
>> that autodecrement. What will happen when we load the first normal TLB
>> entry later on? I don't see any setting of SPRN_MD_CTR after this code,
>> so won't it overwrite entry 30 (the middle 8M) in the CONFIG_PIN_TLB
>> case?
>>
>> Ben, would patches like this be considered bugfixes as far as merging
>> goes, or would they be for next given that it's something that's never
>> really worked right and hasn't been touched in years?
> Since they don't affect anything outside of 8xx, I'm happy to take them
> until around -rc2 or 3. But it's your call really.
>
>
Scott, you're right, I didn't see that other consequence.
I'll come with a more complete patch this afternoon.
Thanks
prev parent reply other threads:[~2013-09-12 5:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-11 16:44 [PATCH] powerpc 8xx: Fixing issue with CONFIG_PIN_TLB Christophe Leroy
2013-09-11 22:36 ` Scott Wood
2013-09-12 0:15 ` Benjamin Herrenschmidt
2013-09-12 5:57 ` leroy christophe [this message]
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